Which statement is not true?

1) a mixture is not chemically bonded together

2) a mixture can be any collection of different elements, molecules, and/or compounds

3) a mixture is a group of chemically bonded substances

4) a mixture can be separated into its parts

To diagonalize an nxn matrix a means to find an invertible matrix p and a diagonal matrix d such that a pdp d p ap or [1 3 dh epap 3 let a=-3 -5 -3 3 3 1 step 1: find the eigenvalues of matrix a "2's" step 2: find the corresponding eigenvectors of a step 3: createp from eigenvectors in step 2 step 4 create d with matching eigenvalues.